Si 
 1.0000000000000000
     3.8487546963513091   -0.0000000000000000    0.0000000000000000
    -1.9243773481756545    3.3331193399748971   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000    6.3030808294492973
 Si 
   4
Selective dynamics
Cartesian
 -0.0000000192437742  2.2220795710936625  3.5473609595809457   T   T   T
  1.9243773289318804  1.1110397911020302  0.3958205448562969   T   T   T
  1.9243773289318804  1.1110397911020304  2.7557198698683525   T   T   T
 -0.0000000192437744  2.2220795710936629  5.9072602845930007   T   T   T